Headset



FIG. 1 is a front, top, right-side perspective view of the headset with a shield attached;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a left-side view thereof;

FIG. 5 is a right-side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof;

FIG. 8 is an exploded front, top, right-side perspective view of the headset with the shield removed; and,

FIG. 9 is a front view with the shield removed.

The broken lines depict portions of the headset that form no part of the claimed design. 

CLAIM The ornamental design for a headset, as shown and described. 